From: Miguel Aguilar <miguel.aguilar@xxxxxxxxxxxx>
Add a function pointer in the platform data of the DaVinci Keyscan driver
called device_enabled, in order to perform board specific actions when
the device is initialized, like setup the PINMUX configuration.
Signed-off-by: Miguel Aguilar <miguel.aguilar@xxxxxxxxxxxx>
---
arch/arm/mach-davinci/include/mach/keyscan.h | 1 +
drivers/input/keyboard/davinci_keyscan.c | 3 +++
2 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/arch/arm/mach-davinci/include/mach/keyscan.h b/arch/arm/mach-davinci/include/mach/keyscan.h
index b4e21a2..2ca5741 100644
--- a/arch/arm/mach-davinci/include/mach/keyscan.h
+++ b/arch/arm/mach-davinci/include/mach/keyscan.h
@@ -29,6 +29,7 @@ enum davinci_matrix_types {
};
struct davinci_ks_platform_data {
+ void (*device_enable)(struct device *dev);
unsigned short *keymap;
u32 keymapsize;
u8 rep:1;
diff --git a/drivers/input/keyboard/davinci_keyscan.c b/drivers/input/keyboard/davinci_keyscan.c
index 6e52d85..b50c40a 100644
--- a/drivers/input/keyboard/davinci_keyscan.c
+++ b/drivers/input/keyboard/davinci_keyscan.c
@@ -174,6 +174,9 @@ static int __init davinci_ks_probe(struct platform_device *pdev)
struct davinci_ks_platform_data *pdata = pdev->dev.platform_data;
int error, i;
+ if (pdata->device_enable)
+ pdata->device_enable(dev);
+
if (!pdata->keymap) {
dev_dbg(dev, "no keymap from pdata\n");
return -EINVAL;
--
1.6.0.4
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